问题描述：
Is the earth round?The little boy asked.(改为宾语从句)
The little boy asked ______ the earth ______ round.
请问the earth 后用 is 还是 was?
The little boy asked ______ the earth ______ round.
请问the earth 后用 is 还是 was?
问题解答：
我来补答展开全文阅读